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-rw-r--r--arch/arm/plat-omap/io.c29
1 files changed, 28 insertions, 1 deletions
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c
index af326ef..9b42d72 100644
--- a/arch/arm/plat-omap/io.c
+++ b/arch/arm/plat-omap/io.c
@@ -1,3 +1,14 @@
+/*
+ * Common io.c file
+ * This file is created by Russell King <rmk+kernel@arm.linux.org.uk>
+ *
+ * Copyright (C) 2009 Texas Instruments
+ * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
#include <linux/module.h>
#include <linux/io.h>
#include <linux/mm.h>
@@ -7,6 +18,7 @@
#include <mach/omap16xx.h>
#include <mach/omap24xx.h>
#include <mach/omap34xx.h>
+#include <mach/omap44xx.h>
#define BETWEEN(p,st,sz) ((p) >= (st) && (p) < ((st) + (sz)))
#define XLATE(p,pst,vst) ((void __iomem *)((p) - (pst) + (vst)))
@@ -92,7 +104,22 @@ void __iomem *omap_ioremap(unsigned long p, size_t size, unsigned int type)
return XLATE(p, L4_EMU_34XX_PHYS, L4_EMU_34XX_VIRT);
}
#endif
-
+#ifdef CONFIG_ARCH_OMAP4
+ if (cpu_is_omap44xx()) {
+ if (BETWEEN(p, L3_44XX_PHYS, L3_44XX_SIZE))
+ return XLATE(p, L3_44XX_PHYS, L3_44XX_VIRT);
+ if (BETWEEN(p, L4_44XX_PHYS, L4_44XX_SIZE))
+ return XLATE(p, L4_44XX_PHYS, L4_44XX_VIRT);
+ if (BETWEEN(p, L4_WK_44XX_PHYS, L4_WK_44XX_SIZE))
+ return XLATE(p, L4_WK_44XX_PHYS, L4_WK_44XX_VIRT);
+ if (BETWEEN(p, OMAP44XX_GPMC_PHYS, OMAP44XX_GPMC_SIZE))
+ return XLATE(p, OMAP44XX_GPMC_PHYS, OMAP44XX_GPMC_VIRT);
+ if (BETWEEN(p, L4_PER_44XX_PHYS, L4_PER_44XX_SIZE))
+ return XLATE(p, L4_PER_44XX_PHYS, L4_PER_44XX_VIRT);
+ if (BETWEEN(p, L4_EMU_44XX_PHYS, L4_EMU_44XX_SIZE))
+ return XLATE(p, L4_EMU_44XX_PHYS, L4_EMU_44XX_VIRT);
+ }
+#endif
return __arm_ioremap(p, size, type);
}
EXPORT_SYMBOL(omap_ioremap);
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